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413056 (2001 RA87)
Classification: Main-belt Asteroid          SPK-ID: 2413056
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3252431901284771 7.8122e-08  
a 2.627415413179154 1.1366e-08 au
q 1.772866442404035 2.0552e-07 au
i 2.799973694504301 7.0911e-06 deg
node 311.1804885990229 0.00023222 deg
peri .426804169913683 0.00023261 deg
M 259.5257278248271 1.6674e-05 deg
tp 2459830.654103211247
(2022-Sep-08.15410321)
7.262e-05 TDB
period 1555.577102201387
4.26
1.0094e-05
2.764e-08
d
yr
n .2314253658597464 1.5017e-09 deg/d
Q 3.481964383954273 1.5063e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      7114 days (19.48 yr)  
   first obs. used      2001-08-27  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56786  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 12:59:58  

Additional Information
 Earth MOID = .758026 au 
 Jupiter MOID = 1.81877 au 
 T_jup = 3.323 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.98   n/a MPCxxxxx  

413056 (2001 RA87)          Discovered 2001-Aug-27 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-11-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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